
Example: If a number is increased by 6, the result is 15 find the number. Solution: Let the number be x Increasing x by 6 we get, x + 6, the result is 15, that is x + 6 = 15 Subtract 6 from both sides, we get, x + 6  6 = 15  6 x = 9 Therefore, the number is 9. Directions: Solve the following questions. Also write at least 10 examples of your own. 